A collective group of people, usually female, who believe they know everything and cannot learn anything from anyone else. Their decisions are routinely rife with bullshit and almost always based on incorrect assumptions and inuendo.

They are ALWAYS right and ALWAYS have to go to another source, frequently a male in their sphere of influence, to bail them out once they Fuck Up!!!!

"Paige/NaNa": "I am telling you, I know what I am talking about!"

"April/Heather": "I agree!!"

<wrong occurence, money blown, accident happens>

Trey to Eric: "The fucking Brain Trust is at it again!" "Watch, here comes the phone call."

<phone rings>

Trey/Eric: "Hello."

Brain Trust: "Can you help me?" "Remember when we were talking the other day?" "Well, how do I bail someone out of Jail?"